What was found
ON APPROACH INTO KJAC, SELECTED FLAPS 12, FLAPS OPERATED NORMALLY TO 12 DEGREE POSITION. UPON REACHING 12 DEGREES, FLAPS UNBALANCE INDICATOR ILLUMINATED AND FLAPS WOULD NOT MOVE FROM 12 DEGREE POSITION. DISCONTINUED APPROACH AND RAN CHECKLIST. UNABLE TO RESET FLAPS CONTROL. CONTINUED LANDING PER CHECKLIST.